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I
am___________,
and
what
we
would
like
to
do
is
make
this
presentation
informal,
informative
and
armyouwith
the
knowledge
you
will
needin
implementing
a
wireless
strategy
withinyour
facility.This
is
a
very
exciting
time!
What
we
are
aboutto
discuss
is
our
future.
Wireless
is
not
a
fade,
it
his
here
to
stay!
Now
what
our
objective
is
to
dotoday
is
to
help
familiarize
you
with
how
it
works
and
the
things
youshould
knowwhenlooking
to
use
this
technology.Honeywell
has
been
involved
inRF
technology
longer
then
cell
phones
have
been
available.
Many
of
you
may
not
know
that
we
are
heavilyinvolved
in
defense
and
avionics,
or
aircraft
communications
and
radar.So
as
we
travel
through
this
discussion
understand
that
this
is
new
to
our
world,
but
as
far
as
technology
goes
we
are
just
combining
aradio
to
asensor.
Thus
reducing
the
cost
of
wiring.Simple,
Safely
and
Securely.This
is
an
amazing
time.
No
other
technology
in
our
recent
time
has
sparked
the
level
of
interest
that
wireless
has.
Blame
it
on
your
car
key
fob’s!Has
anyone
ever
questioned
their
reliability?
Security?
I
think
not!
You
see
we
are
stepping
on
grounds
that
other
area’s
have
already
tested
andproved.
Then
we
combine
that
withanother
layer
of
security
and
“Waalaa”
we
have
asolid
strategy
that
may
save
your
company
millions!
I
amnot
talking
thousands,
I
amspeaking
about
hundred’s
of
thousands
to
millions.温度变送器霍尼韦尔现场产品2013年12月5日•1Model
STT350/STT35F高性能,高精度、4-20mA,DE或现场总线FieldbusModel
STT250直接安装式的智能型变送器4-20mA,HART或DE协议Model
STT170可编程、低成本4-20mA,HART或现场总线Foundation
Fieldbus温度传感器和套管RTD
&
T/C传感器和套管具有FM,CSA和ATEX认证•2高性能传感器开路检测T/C冗余硬件写保护温差测量
通讯方式:4-20
mA,DE协议和现场总线FOUNDATION
Fieldbus•3包含以前型号的所有性能
可接受各种工业标准温度信号:热电阻,热电偶,毫伏电压或欧姆等.1或2个传感器可选择冗余和温差第一批注册可以软件下载的设备第一批注册带有链路活动调动器的设备第一批注册带有PID的变送器•4ModelSTT35FSTT350Protocol
:Configuration
Tools:SFC,FieldbusNI
ConfiguratorDig.
DE/
4-20mASCT,Emerson375Pt100
AccuracyMC
Toolkit0.01%0.01%T/C
Type
J
Accuracy0.04%0.04%CJ
Accuracy0.250C0.25CAdvanced
FeaturesHousing
SizeDifferential
TempRedundant
T/CField
mountDifferential
TempRedundant
T/CField
mount•5通用输入可双路输入结构紧凑,可一体化安装各种外壳形式及材料,可满足广泛的用途具有一体化现场表头可选
4-20mA, DE
或
HART
通讯方式具有良好的性能/价格比•6•7STT25M4
to
20
mA输出STT25D4
to
20
mA输出或Honeywell
Digital
DE通讯协议STT25H4
to
20
mA输出或or
HART通讯协议STT25T双路输入TC/TC,RTD/RTD.
Duplex
RTD
or
TC
sensors
used
with
Auto
Sensor
CrossChecking
to
track
and
alarm
if
sensors
drift.双RTD或热电阻,具有传感器短路检测和飘移跟踪报警另外一种故障的情况,温度变送器运行一定时间后:保护管内有金属屑、灰尘、接线柱间脏污热电阻丝材料受腐蚀变质会使指示值比实际值低或示值不稳此种情况不会引起温度变送器发出能引起切换的关键故障。为此温度变送器中加入了更加保证安全的温差报警功能温度差值(PV1-PV2)一旦某一路的温度发生变化,使2路温度产生温差并达到了预先组态好的温差值,变送器就会发出报警信号。•8壁式安装2寸短管安装导轨安装•9•10•11ModelDSTT25HSTT25MSTT25Protocol
:DE,
4-20mAHART
5,
4-20mA4-20mADig.Configuration
Tools:SFC,MC
ToolkitSCT,
SFC,SCT,Emerson
275/375MC
ToolkitMCToolkitTPSTDC,TPSInputs:Pt100
Accuracy0.025%0.025%0.025%T/C
Type
J
AccuracyCJ
Accuracy0.04%0.50C0.04%0.50C0.04%0.50CAdvanced
Features:
Failsafe
Latching,Failsafe
LatchingFailsafe
LatchingFault
detectionFault
detectionFaultdetectionHousing
SizemountHead
mountHead
mountHead•12ModelTSTT25SSTT25Protocol:5HART
6HARTConfiguration
Tools:ToolkitMC
ToolkitMCEmerson
275/375Emerson
375Inputs:Pt100
Accuracy0.025%0.025%T/C
Type
J
Accuracy0.04%0.04%CJ
Accuracy0.50C0.50CAdvanced
Features:SIL2/3RedundantTUVlineMultiple
sensorsTagHousing
SizeHead
mountHeadmountExp.
ProofExp.Proof•13模拟量通讯•14HART协议通讯FF现场总线通讯STT171RTD输入STT17C组态Analog
4-20mA输出错误信息:NAMUR
NE43STT173RTD+T/C输入STT17C组态Analog
4-20mA输出错误信息NAMUR
NE43输入/输出间带光电隔离STT17HRTD+T/C输入STT17C
or
HART组态HART/4-20mA输出HART
Multi-drop
capable错误信息NAMUR
NE43输入/输出间带光电隔离STT17FRTD+T/C输入FOUNDATION
fieldbusprotocol现场总线Function
blocks:
2
analogue,1
PIDFISCO
certified认证Basic
or
LAS
capability输入/输出间带光电隔离•15STT171,
STT173
and
STT17H订购以上型号时,可以在工厂预组态,或用STT17C组态工具及MCT组态工具组态。组态参数:Tag
number位号Sensor
type传感器类型URV,LRV
量程上、下限Response
time响应时间Output
Limits输出极限Sensor
error
action传感器失效动作STT17F组态此型号时,需要通过Fieldbus
DCS或Rosemount
375通讯器。ModelSTT171STT173STT17HSTT17FProtocol
:54-20mAFieldbus4-20mAHARTConfiguration
Tools:STT17CSTT17CSTT17CEmerson375MCToolkitInputs:wireRTD
2
&
3
wire2,3
&
4
wire2,3
&
4
wire2,3
&
4TC
/
±mVTC
/
±mVTC
/
±mVPt100
Accuracy0.1%0.1%0.1%0.1%0.1%0.1%0.1%0.1%T/C
Type
J
AccuracyGalvanicIsolation:Approvals:NoYesYesFM,
CSA,FM,
CSA,FM,
CSA,FM,
CSA,•16通常在15到600微秒到达峰值800伏在40到3000微秒后衰减到峰值的一半装置现场比较典型的浪涌电压霍尼韦尔温度变送器的防雷保护有2种结构形式,原理和功能相同内置式外置式•17本安型•18本安型坚固型(防震型)ATEX
Zo
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